--- service: j.root-servers.net start-period: '2017-03-06T00:00:00Z' end-period: '2017-03-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 12139845192 dns-udp-queries-received-ipv6: 1027487908 dns-tcp-queries-received-ipv4: 899734156 dns-tcp-queries-received-ipv6: 18304432 dns-udp-responses-sent-ipv4: 11163151709 dns-udp-responses-sent-ipv6: 1022875734 dns-tcp-responses-sent-ipv4: 584332475 dns-tcp-responses-sent-ipv6: 19361913